County ZIP codes · Maryland · FIPS 24003
Anne Arundel County, MD ZIP Codes
Anne Arundel County, Maryland has 48 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 42 residential and 6 for PO boxes or a single organization. 37 of the residential ones lie mainly in Anne Arundel County and 5 mainly in a neighboring county; 9 cross the county line. Median household income ranges from $54,020 in 21225 (Brooklyn) to $205,974 in 20778 (West River) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Anne Arundel County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $116,406 and $147,151.
They carry 37 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 42 residential ZIP codes in Anne Arundel County
37 ZIP codes lie mainly in Anne Arundel County; 5 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 21122 | Pasadena | 61,566 | 1,962 | $128k | $426k | 100% |
| 21061 | Glen Burnie | 57,230 | 4,694 | $88k | $339k | 100% |
| 21060 | Glen Burnie | 39,730 | 3,061 | $105k | $377k | 100% |
| 21401 | Annapolis | 38,629 | 1,938 | $123k | $601k | 100% |
| 21144 | Severn | 37,118 | 2,248 | $137k | $484k | 100% |
| 21113 | Odenton | 36,705 | 2,455 | $126k | $432k | 100% |
| 21225 | Brooklyn | 34,062 | 5,272 | $54k | $229k | 64% |
| 21403 | Annapolis | 32,681 | 3,526 | $123k | $583k | 100% |
| 21146 | Severna Park | 28,591 | 2,820 | $172k | $660k | 100% |
| 21114 | Crofton | 25,590 | 4,428 | $141k | $490k | 100% |
| 21076 | Hanover | 24,268 | 1,846 | $147k | $513k | 90% |
| 21012 | Arnold | 22,570 | 2,308 | $139k | $564k | 100% |
| 21037 | Edgewater | 20,854 | 1,241 | $146k | $560k | 100% |
| 21409 | Annapolis | 20,289 | 1,449 | $147k | $536k | 100% |
| 20724 | Laurel | 19,369 | 1,029 | $118k | $426k | 100% |
| 21108 | Millersville | 18,643 | 1,444 | $151k | $555k | 100% |
| 21054 | Gambrills | 16,386 | 1,030 | $164k | $611k | 100% |
| 20755 | Fort George G Meade | 11,225 | 1,064 | $103k | – | 100% |
| 21090 | Linthicum Heights | 10,652 | 1,604 | $138k | $410k | 100% |
| 21032 | Crownsville | 8,850 | 512 | $169k | $682k | 100% |
| 21035 | Davidsonville | 7,879 | 254 | $188k | $832k | 100% |
| 20711 | Lothian | 7,731 | 229 | $114k | $429k | 100% |
| 20714 | North Beach | 4,525 | 3,180 | $91k | $386k | 64% |
| 21140 | Riva | 4,417 | 3,117 | $170k | $635k | 100% |
| 21402 | Annapolis | 4,303 | 2,297 | $81k | – | 100% |
| 20776 | Harwood | 3,315 | 153 | $149k | $616k | 100% |
| 20764 | Shady Side | 2,993 | 753 | $119k | $433k | 100% |
| 20751 | Deale | 2,851 | 550 | $124k | $490k | 100% |
| 20733 | Churchton | 2,669 | 741 | $127k | $394k | 100% |
| 20778 | West River | 2,211 | 289 | $206k | $717k | 100% |
| 20779 | Tracys Landing | 883 | 129 | $179k | $573k | 100% |
| 20758 | Friendship | 714 | 147 | $241k | $597k | 98% |
| 20765 | Galesville | 668 | 1,418 | $150k | $617k | 100% |
| 21405 | Annapolis | 495 | 484 | $161k | $986k | 100% |
| 21056 | Gibson Island | 291 | 211 | $250k+ | $2M+ | 100% |
| 21077 | Harmans | 63 | 144 | – | – | 100% |
| 21240 | Baltimore | no residents | 0 | – | – | 100% |
Partly in Anne Arundel County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 21226 | Curtis Bay | 6,674 | 683 | $83k | $331k | 50% |
| 20701 | Annapolis Junction | 513 | 233 | $86k | – | 46% |
| 20794 | Jessup | 16,814 | 1,743 | $116k | $426k | 34% |
| 20754 | Dunkirk | 7,545 | 471 | $167k | $614k | 17% |
| 20736 | Owings | 9,960 | 403 | $160k | $568k | 3% |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
9 ZIP codes of Anne Arundel County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Anne Arundel | Elsewhere |
|---|---|---|
| 21225 | 64% | Baltimore city 36% |
| 21076 | 90% | Howard County 10% |
| 20794 | 34% | Howard County 66% |
| 20736 | 3% | Calvert County 97% |
| 20754 | 17% | Calvert County 83% |
| 21226 | 50% | Baltimore city 50% |
| 20714 | 64% | Calvert County 36% |
| 20758 | 98% | Calvert County 3% |
| 20701 | 46% | Howard County 54% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Anne Arundel County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Anne Arundel County's ZIP codes use 5 prefixes: 207, 210, 211, 212 and 214.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 207 | Southern, MD (SCF 207) | 16 | 79 |
| 210 | Linthicum, MD (SCF 210) | 12 | 58 |
| 211 | Linthicum, MD (SCF 210) | 9 | 34 |
| 212 | Baltimore, MD (SCF 212) | 3 | 62 |
| 214 | Linthicum, MD (SCF 210) | 8 | 8 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.